Mesh *LoadCM3DFile( char const *file )
{
int const nVertices = 3;
// DUMMY DATA ---------------------------------------------------------
// create vertices
XMFLOAT3A pos[nVertices];
pos[0] = XMFLOAT3A(0.0f, .5f, -1.0f);
pos[1] = XMFLOAT3A( -.5f, -.5f, -1.0f);
pos[2] = XMFLOAT3A(0.5f, -0.5f, -1.0f);
// colors
XMFLOAT4 colors[nVertices] =
{
XMFLOAT4(1, 1, 1, 1), XMFLOAT4(1, 0, 0, 1), XMFLOAT4(0, 0, 1, 1)
};
// 1) load mesh file
// 2) parse mesh file
// 3) mesh is made up of N subsets
// 4) for each subset:
// - get subset material
// - get subset geom info (vertex start, count, indices...)
// - create input element and add it to the mesh
// 5) load the shaders and create the input layout
// fill the Mesh object with geom data (positions, normals...) --------
(void)file;
Mesh *mesh = new Mesh(/*nVertices*/);
VertexElement *vePos = new VertexElement(sizeof(XMFLOAT3A), nVertices);
vePos->elementDesc.SemanticName = SemanticName::Position;
vePos->elementDesc.InputSlot = 0;
vePos->elementDesc.Format = DXGI_FORMAT_R32G32B32_FLOAT;
vePos->elementDesc.InputSlot = 0;
vePos->SetData((float *)pos);
VertexElement *veClr = new VertexElement(sizeof(XMFLOAT4), nVertices);
veClr->elementDesc.SemanticName = SemanticName::Color;
veClr->elementDesc.InputSlot = 0;
veClr->elementDesc.Format = DXGI_FORMAT_R32G32B32A32_FLOAT;
veClr->elementDesc.InputSlot = 0;
veClr->elementDesc.AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
veClr->SetData((float *)colors);
mesh->AddVertexElement(vePos);
mesh->AddVertexElement(veClr);
//mesh->LoadToBuffers();
return mesh;
}
